Created attachment 631856 [details]
User Agent: Mozilla/5.0 (X11; Linux i686; rv:13.0) Gecko/20100101 Firefox/13.0
Build ID: 20120601045813
Steps to reproduce:
drag and drop bookmark toolbar element to the main page,
It takes 2 or 3 times to freeze, but always occures :
mouse and keyboard freeze .
I only can go to a console by ctrl+alt+F2 and killall firefox
My pc is Debian Squeeze with Gnome desktop.
Safe mode has no effect.
It should display the bookmarked page
Could you update your graphics driver and try again?
Well, I use the graphic driver from Debian Squeeze packages which are updated to the most recent version available. (chpiset intel i915 )
Please note that Firefox 10.0 is not affected by this problem.
Is your graphics driver blocked in F10 in about:support too?
Yes it is blocked:
I have read somewhere that acceleration was desactived by default in Linux.
GPU Accelerated Windows0/1. Blocked for your graphics driver version.
I tried with FF nightly build 16.0a1 (2012-06-11):
The problem is solved !
Cool! Thanks for verifying.